The curse of Tsukuyomi's Water of Youth hasn't finished with Sumireko yet. Meanwhile, Adashino's younger sister, Oto, picks up on the presence of a Curiosity at the school she attends. Sumireko poses as Oto's friend in order to infiltrate the school.
A red-faced Occhan and an unknown senpai, 
leaving the bathroom together?
أوتشان بوجه محمّر وسينباي غريبة
تغادران الحمام معًا؟
Occhan kommt mit ’ner Älteren vom Klo
und is’ knallrot im Gesicht!
¿Occhan saliendo colorada del baño
con una chica mayor?
¿Occhan saliendo colorada del baño
con una chica mayor?
Otie sort des toilettes avec une fille,
les joues toutes rouges !
Occhan ha il viso tutto rosso e sta uscendo
dal bagno con una ragazza sconosciuta?
Uma Occhan de rosto vermelho e uma senpai
desconhecida saindo do banheiro juntas?
Покрасневшая Ото вышла из туалета
вместе со старшеклассницей!